List of top Physics Questions

Acceleration of the freely falling metal rod in a cycling ring?
Relation between \(C_p\), \(C_v\) and \(R\)
A wire of length 1m is clamped at half of its length. If the fundamental frequency is 3kHz, then find the velocity.
What is the path followed by a charge entering a uniform magnetic field with its initial velocity along the direction of the magnetic field?
What is the ratio of gyration of ring and disc?
What is the angle between the current and the magnetic field if a conductor carrying 2A current placed in a magnetic field of 4T experiences a force of 10N?
A coil of length \(l\) and area of cross-section \(A\) has resistance \(R\). If the length is increased to 3 times and area decreases to \(A/3\), then the new resistance is:
If a p-n junction diode is forward biased, then:
Find the frequency of the waveform shown in the graph.
Area under \(F\) and \(t\) graph is?
Energy dissipated per unit time by a wire of resistance \(2R\) connected to a 2V battery.
Monochromatic light passing through a prism doesn't produce:
Band gap energy of Si is:
The power dissipated by a particle with constant force and constant acceleration is proportional to the:
Find the magnetic field inside a solenoid having number of turns 7000, length 1m, and current 1 A.
Arrange the following in the order of conductivity: Na, Ag, Fe, Cu
Metal in Wilkinson's catalyst?
If fringe width obtained in a YDSE is 1.3mm. If the whole system is dipped in a liquid of refractive index 1.3, then the new fringe width will be:
If a bar magnet is doped into a circular ring placed horizontally, then what change will happen?
When blue light is incident on metal surface, photoelectrons are emitted. When green light is incident, no photoelectrons are emitted. What is the number of photoelectrons emitted when yellow light is incident?
What is the speed of water flowing through a hole located at a depth \(h\) from the surface of water in a tank?
Find the pressure on an air bubble of radius \( r \) at a height \( h \) from the surface of the water.
The ratio of frequency of the 3rd mode of vibration for the closed organ pipe and the open pipe of length \( L \)?
What is the work done to stretch a string?
If \( B = 400\sqrt{2} \sin(\omega t - kx) \), find the peak value of the magnetic field of the electromagnetic wave.